Answer Happy

Four kilograms of boiling water slowly receives heat from its surroundings and completely vaporizes. Determine the entropy change of this 4.0 kg of boiling water. Note, the heat of vaporization for water is 2.25 x 10³ kJ/kg. a) 18.2 kJ/K b) 15.7 kJ/K c) 24.1 kJ/K d) 2.20 kJ/K